Harman Kardon HK 3770 (serv.man2) EMC - CB Certificate ▷ View online
Page 33 of 51
Report No 248607.
TRF No. IEC60065K
Temperature Rise dT of Part
dT (K)
Limit max
dT (K) *)
Input Test Condition No.
No. 53
No. 57
No. 56
No. 60
—
AC connector, CN90 body
26.5
26.4
26.7
26.4
-
AC connector, CN91 body
40.3
40.1
36.5
35.8
-
Line filter, LF91 coil
36.2
35.0
32.4
31.6
60 **)
Line filter, LF92 coil
37.9
37.5
34.4
33.6
60 **)
Line filter, LF93 coil
32.0
31.9
29.8
30.0
60 **)
X-capacitor, CX92 body
31.1
31.0
28.5
28.7
65
PWB near DB91
39.7
39.4
36.5
36.0
70
Q901 heat-sink
39.8
40.1
41.7
41.7
-
PWB near Q901
34.2
34.6
34.9
34.6
70
E. Capacitor, C930 body
35.2
34.7
34.3
33.1
105 ºC
PFC inductor, CLZ9Z148Z coil
29.1
28.9
25.0
25.0
60 **)
PFC inductor, CLZ9Z148Z core
27.1
27.1
23.9
24.0
70
Transformer, TF91 coil
38.2
38.5
39.3
39.6
85 **)
Transformer, TF91 core
37.3
37.1
38.0
38.4
95
Transformer, TF92 coil
50.9
51.7
53.4
52.5
85 **)
Transformer, TF92 core
51.4
52.0
54.1
54.2
95
Transformer, TF93 coil
62.5
62.8
66.1
66.6
85 **)
Transformer, TF93 core
51.3
51.8
54.9
54.4
95
PWB near D952
48.3
48.8
51.0
50.7
70
D952 heat-sink
50.8
51.1
52.4
52.0
-
E. Capacitor, C915 body
27.3
27.1
27.5
27.5
85 ºC
PWB near Q502
40.0
40.3
39.7
41.0
70
PWB near Q403
39.3
39.6
39.5
39.7
70
IC1101 body (from Bluetooth board)
26.4
26.7
25.9
27.2
-
PWB near IC1101 (from Bluetooth board)
26.5
26.6
25.7
27.1
70
FAN body
24.5
24.6
33.9
25.0
-
Main heat-sink
42.7
43.1
42.3
43.5
-
Appliance inlet body (non- metallic)
12.7
13.3
12.6
12.8
60
Standby button (non- metallic)
3.2
3.7
3.8
3.5
50
Front cover (non- metallic)
11.8
12.5
12.2
12.4
60
Top cover above main heat-sink (metallic) 24.9
25.2
24.6
26.0
40
Top cover above transformer (metallic)
24.3
24.6
24.7
25.0
40
Ambient
22.4 ºC
22.0 ºC
23.0 ºC
21.7 ºC
-
*) Temperature rise limits for tropical climate is 10 K less.
**) Minus (-) 10 K applied for thermo-couple method for windings.
**) Minus (-) 10 K applied for thermo-couple method for windings.
Page 34 of 51
Report No 248607.
TRF No. IEC60065K
7.2
TABLE: softening temperature of thermoplastics
P
Temperature T of part
T - normal con-
ditions (
o
C)
T - fault condi-
tions (
o
C)
Min T softening
(
o
C)
AC Connector (wafer), CN90
31.7 (55.1 ºC)
(I/P=198 V,60 Hz
ambient 23.4 ºC
(I/P=198 V,60 Hz
ambient 23.4 ºC
45.5 (70.0 ºC)
(I/P=198 V,50 Hz
ambient 24.5 ºC
(I/P=198 V,50 Hz
ambient 24.5 ºC
> 200
(type, YW396
series)
(type, YW396
series)
AC Connector (wafer), CN91
48.8 (72.2 ºC)
(I/P=198 V,60 Hz
ambient 23.4 ºC
(I/P=198 V,60 Hz
ambient 23.4 ºC
71.7 (93.3 ºC)
(I/P=264V,50 Hz
ambient 21.6 ºC
(I/P=264V,50 Hz
ambient 21.6 ºC
> 200
(type, YW396
series)
(type, YW396
series)
10.3
TABLE: insulation resistance measurements
P
Insulation resistance R between:
R (MΩ)
Required R (MΩ)
Between mains poles (primary fuse disconnected)
(as received and after humidity / surge test)
(as received and after humidity / surge test)
Min 2.6
Min 2
Between parts separated by double or reinforced insulation
(as received and after humidity / surge test)
(as received and after humidity / surge test)
Min 5.2
Min 4
10.3
TABLE: electric strength measurements
P
Test voltage applied between:
Test voltage (V)
Breakdown
Mains poles (primary fuse disconnected)
(as received and after surge / humidity / fault condition tests)
(as received and after surge / humidity / fault condition tests)
1500 Vac
No
Between parts separated by double or reinforced insulation
(as received and after surge / humidity / fault condition tests)
(as received and after surge / humidity / fault condition tests)
3000 Vac
No
Tubing insulation *)
3000 Vac
No
*) Tubing insulation for copper shield between inner and outer.
Page 35 of 51
Report No 248607.
TRF No. IEC60065K
11.2
TABLE: summary of fault condition tests
P
Voltage (V) 0,9 or 1,1 times rated voltage ............. :
198 V or 264 V
—
Frequency
(Hz) ........................................................ :
60 Hz
—
Ambient
temperature
(
o
C) ...................................... :
19
o
C – 25
o
C
—
No.
Component
Fault
Duration
of the test
Other results
(include description)
dT (K) / Component
dT (K)
Permitted
dT (K)
1.
*), #)
*), #)
D938
(A to C)
(A to C)
SC
10 min
Unit shut down immediately.
FI stabilized at 0.05 A.
NCD. No hazard.
FI stabilized at 0.05 A.
NCD. No hazard.
N/A N/A
2.
*), #)
*), #)
D933
(A to C)
(A to C)
SC
10 min
Unit shut down immediately.
FI stabilized at 0.07 A.
NCD. No hazard.
FI stabilized at 0.07 A.
NCD. No hazard.
N/A N/A
3.
*), #)
*), #)
C933
SC
30 min
All speakers output and display
off immediately.
FI stabilized at 0.40 A.
D933 damaged. No hazard.
off immediately.
FI stabilized at 0.40 A.
D933 damaged. No hazard.
N/A N/A
4.
*), #)
*), #)
C932
SC
30 min
All speakers output and display
off immediately.
FI stabilized at 0.53 A.
NCD. No hazard.
off immediately.
FI stabilized at 0.53 A.
NCD. No hazard.
N/A N/A
5.
*), #)
*), #)
C941
SC
10 min
Unit shut down immediately.
FI stabilized at 0.05 A.
NCD. No hazard.
FI stabilized at 0.05 A.
NCD. No hazard.
N/A N/A
6.
*), #)
*), #)
C943
SC
10 min
Unit shut down immediately.
FI stabilized at 0.05 A.
NCD. No hazard.
FI stabilized at 0.05 A.
NCD. No hazard.
N/A N/A
7.
*), #)
*), #)
D943
(A to C)
(A to C)
SC
10 min
Unit shut down immediately.
FI changed between 0.05 A and
0.06 A periodically.
NCD. No hazard.
FI changed between 0.05 A and
0.06 A periodically.
NCD. No hazard.
N/A N/A
8.
*), #)
*), #)
C949
SC
10 min
Unit shut down immediately.
FI stabilized at 0.05 A.
NCD. No hazard.
FI stabilized at 0.05 A.
NCD. No hazard.
N/A N/A
9.
*), #)
*), #)
Q914
(D to S)
(D to S)
SC
10 min
Normal operated.
The operating mode changed to
LOW mode after 2 min 20 s.
FI stabilized at 1.11 A.
NCD. No hazard.
The operating mode changed to
LOW mode after 2 min 20 s.
FI stabilized at 1.11 A.
NCD. No hazard.
N/A N/A
10.
*), #)
*), #)
IC99
(pin 1 to 3)
(pin 1 to 3)
SC
10 min
Normal operated.
The operating mode changed to
LOW mode after 2 min 40 s.
FI stabilized at 1.11 A.
NCD. No hazard.
The operating mode changed to
LOW mode after 2 min 40 s.
FI stabilized at 1.11 A.
NCD. No hazard.
N/A N/A
Note- SC: Short-circuit, NCD: No component damage, FI: Fault Input Current
*) Tested voltage 264 V
**) Tested voltage 198 V
#) HIGH mode
##) MID mode ###) LOW mode
Page 36 of 51
Report No 248607.
TRF No. IEC60065K
No.
Component
Fault
Duration
of the test
Other results
(include description)
dT (K) / Component
dT (K)
Permitted
dT (K)
11.
*), #)
*), #)
D921
(A to C)
(A to C)
SC
10 min
Unit shut down immediately.
FI stabilized at 0.05 A.
NCD. No hazard.
FI stabilized at 0.05 A.
NCD. No hazard.
N/A N/A
12.
*), #)
*), #)
C944
SC
10 min
Unit shut down immediately.
FI changed between 0.05 A and
0.06 A periodically.
NCD. No hazard.
FI changed between 0.05 A and
0.06 A periodically.
NCD. No hazard.
N/A N/A
13.
*), #)
*), #)
C984
SC
10 min
Unit shut down immediately.
FI changed between 0.05 A and
0.06 A periodically.
NCD. No hazard.
FI changed between 0.05 A and
0.06 A periodically.
NCD. No hazard.
N/A N/A
14.
*), #)
*), #)
D942
(A to C)
(A to C)
SC
1 s
F901 opened immediately.
Q901 and IC93 damaged.
No hazard.
Q901 and IC93 damaged.
No hazard.
N/A N/A
15.
*), #)
*), #)
D950
(A to C)
(A to C)
SC
10 min
Normal operated.
The operating mode changed to
LOW mode after 3 min.
FI stabilized at 1.10 A.
NCD. No hazard.
The operating mode changed to
LOW mode after 3 min.
FI stabilized at 1.10 A.
NCD. No hazard.
N/A N/A
16.
*), #)
*), #)
PC91
(pin 1 to 2)
(pin 1 to 2)
SC
10 min
Unit shut down immediately.
FI stabilized at 0.05 A.
NCD. No hazard.
FI stabilized at 0.05 A.
NCD. No hazard.
N/A N/A
17.
*), #)
*), #)
PC92
(pin 1 to 2)
(pin 1 to 2)
SC
10 min
Unit shut down immediately.
FI changed between 0.05 A and
0.07 A periodically.
NCD. No hazard.
FI changed between 0.05 A and
0.07 A periodically.
NCD. No hazard.
N/A N/A
18.
*), #)
*), #)
PC93
(pin 1 to 2)
(pin 1 to 2)
SC
10 min
All speakers output and display
off immediately.
FI stabilized at 0.24 A.
NCD. No hazard.
off immediately.
FI stabilized at 0.24 A.
NCD. No hazard.
N/A N/A
19.
*), #)
*), #)
PC94
(pin 1 to 2)
(pin 1 to 2)
SC
10 min
Unit shut down immediately.
FI stabilized at 0.05 A.
NCD. No hazard.
FI stabilized at 0.05 A.
NCD. No hazard.
N/A N/A
20.
*), #)
*), #)
PC95
(pin 3 to 4)
(pin 3 to 4)
SC
10 min
Unit shut down immediately.
FI stabilized at 0.05 A.
NCD. No hazard.
FI stabilized at 0.05 A.
NCD. No hazard.
N/A N/A
21.
*), #)
*), #)
PC96
(pin 1 to 2)
(pin 1 to 2)
SC
10 min
All speakers output and display
off immediately.
FI stabilized at 0.23 A.
NCD. No hazard.
off immediately.
FI stabilized at 0.23 A.
NCD. No hazard.
N/A N/A
Note- SC: Short-circuit, NCD: No component damage, FI: Fault Input Current
*) Tested voltage 264 V
**) Tested voltage 198 V
#) HIGH mode
##) MID mode ###) LOW mode
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